Chapter 9 Flashcards
The two parts of a mature hair strand are the hair shaft and:
A. dermis
B. hair follicle
C. hair root
D. hair ends
C. hair root
The scientific study of hair, its diseases and care is called:
A. dermatology
B. trichology
C. biology
D. cosmetology
B. trichology
The portion of hair that projects above the skin is the:
A. dermal papilla
B. hair shaft
C. hair root
D. follicle
B. hair shaft
The follicle, bulb, papilla, arrector pili muscle and subaceous glands are main structures of the:
A. hair shaft
B. sudoriferous glands
C. cortex layers
D. hair root
D. hair root
The tubelike depression or pocket in the skin or scalp that contains the hair root is the:
A. follicle
B. shaft
C. bulb
D. scalp
A. follicle
Hair follicles are not found on the palms of the hands or the:
A. forehead area
B. elbow area
C. soles of the feet
D. aback of the neck
B. elbow area
The follicle extends downward from the epidermis, where is surrounds the:
A. epidermis layer
B. dermal papilla
C. hair root
D. hair shaft
C. Hair root
The lowest area or part of the hair strand is the:
A. hair bulb
B. hair shaft
C. arrector pili
D. sebaceous gland
A. hair bulb
A small, cone-shaped area at the base of the hair follicle that fits into the hair bulb is the:
A. sweat pore
B. hair follicle
C. dermal papilla
D. lymph gland
C. dermal papilla
A tiny, involuntary muscle fiber inserted in the base of the hair follicle is the:
A. dermal papilla
B. arrector pili
C. lanugo hair
D. hair bulb
B. arrector pili
The oil glands of the skin connected to the hair follicles are:
A. sweat glands
B. dermal papilla
C. sebaceous glands
D. hair streams
C. sebaceous glands
An oily substance secreted from the sebaceous glands is:
A. sweat
B. medulla
C. sebum
D. salt
C. sebum
The overlapping layer of hair with transparent, scalelike cells is the:
A. bulb
B. follicle
C. cuticle
D. medulla
C. cuticle
The three main layers of the hair shaft are the cuticle, medulla and:
A. cortex
B. shaft
C. root
D. bulb
A. cortex
Swelling the hair raises the cuticle layer and allows for:
A. primary defense
B. penetration
C. cross sections
D. growth phase
B. penetration
For chemicals to penetrate a healthy cuticle hair layer, they must:
A. expose the mantle layer
B. stiffen the hair shaft
C. have an alkaline ph
D. remove the cuticle layer
C. have an alkaline pH
The fibrous protein core of the hair, formed by elongated cells containing melanin pigment, is the:
A. lower follicle
B. cortex layer
C. vellus hair
D. dermal papilla
B. cortex layer
The medulla is the innermost layer of the hair and is composed of:
A. oval cells
B. round cells
C. coarse hair
D. hair follicles
B. round cells
Hair is composed of a protein that grows form cells originating within the:
A. hair shaft
B. hair follicle
C. amino acids
D. main elements
B. hair follicle
The process whereby living cells mature and begin their journey up the hair shaft is:
A. simplicity
B. scalp
C. keratinization
D. medulla
C. keratinization
The five main elements that make up the chemical composition of human hair are carbon, oxygen, hydrogen and:
A. protein and amino
B. cells and keratin
C. elements and protein
D. nitrogen and sulfur
D. nitrogen and sulfur
The chemical bonds that hold together the amino acid molecules are: A. convex bonds B. peptide bonds C. hydrogen drops D. protein cells
B. peptide bonds
An end bonds is also known as a(n):
A. molecule bond
B. chain bond
C. peptide bond
D. elastic bond
C. peptide bond
When peptide bonds hold together a very long chain of amino acids, it is called a:
A. polypeptide chain
B. hydrogen chain
C. COHNS bond
D. elasticity bond
polypeptide bond
The three types of cross-links that form the bonds between the polypeptide chains are hydrogen bonds, salt bonds and:
A. disulfide bonds
B. water bonds
C. nitrogen bonds
D. elastic bonds
A. disulfide bonds
A weak type of physical side bond that is easily broken by water or heat is a(n):
A. amino acid
B. peptide chain
C. single bond
D. hydrogen bond
D. hydrogen bond
A salt bond is easily broken with the use of:
A. several acidic solutions
B. conditioning treatments
C. strong alkaline or acidic solution
D. thermal styling techniques
C. strong alkaline or acidic solutions
Bonds that must be chemically separated are:
A. disulfide bonds
B. sulfur bonds
C. cross links
D. porosity
A. disulfide bonds
Hydrogen chemical hair relaxers break disulfide bonds and during rinsing convert them to:
A. COHNS bonds
B. protein bonds
C. sebum bonds
D. lanthionine bonds
D. lanthionine bonds
The natural hair pigment found in the cortex layer of the hair is:
A. melanin
B. tissue
C. protein
D. brown
A. melanin
Two different types of melanin are eumelanin and:
A. phosphorus
B. pheomelanin
C. keratin
D. sulfur
B. pheomelanin
Natural wave patterns are the result of:
A. trichoptilosis
B. health
C. structure
D. genetics
D. genetics
Asians tends to have:
A. extremely straight hair
B. extremely curly hair
C. straight to wavy hair
D. wavy to curly hair
A. extremely straight hair
Extremely curly hair grows:
A. in long twisted spirals
B. in short curves
C. in a very regular pattern
D. with very thick texture
A. in long twisted spirals
To help minimize tangles in extremely curly hair when washing, you should use:
A. a drying shampoo
B. strong scalp manipulations
C. a detangling rinse
D. regular soap instead of shampoo
C. a detangling rinse
Extremely curly hair may often break or knot easily due to:
A. humidity
B. density
C. high elasticity
D. low elasticity
D. low elasticity
Four important factors to consider in hair analysis are texture and porosity:
A. elasticity and density
B. dryness and length
C. oiliness and length
D. oiliness and color
A. elasticity and density
The thickness or diameter of the individual hair strand is the:
A. hair strand
B. hair porosity
C. hair texture
D. hair elasticity
C. hair texture
Hair texture is classified as:
A. coarse, medium, or fine
B. coarse, straight, or curly
C. large or small diameter
D. long, medium, or short
A. coarse, medium, or fine
The measurement of individual hair strands on one square inch of the scalp is:
A. hair density
B. hair structure
C. hair length
D. hair porosity
A. hair density
The ability of the hair to absorb water or oil is:
A. resistance
B. porosity
C. elasticity
D. texture
B. porosity
Chemical services performed on hair with low porosity require:
A. neutral solutions
B. more acidic solutions
C. more alkaline solutions
D. water solutions
C. more alkaline solutions
Hair with high porosity is often the result of:
A. over processing
B. conditioning
C. too many shampoos
D. hair texture
A. overprocessing
The ability of the hair to stretch and return without breaking is:
A. elasticity
B. bounce
C. porosity
D. melanin
A. elasticity
Wet hair with normal elasticity will stretch up to:
A. 25 %
B. 40 %
C. 50%
D. 70%
C. 50%
When shaping and styling hair, consider the hair’s:
A. length and color
B. natural growth patterns
C. natural shine and condition
D. texture and color
B. natural growth patterns
Dry hair and scalp can be caused by:
A. inactive sebaceous glands
B. alkaline water
C. dry shampoos
D. flaky scalp
A. inactive sebaceous glands
Oily scalp and hair can be treated by properly shampooing with:
A. alkaline shampoo
B. normalizing shampoo
C. color shampoo
D. warm shampoo
B. normalizing shampoo
Hair that is not pigmented and almost never has a medulla is:
A. oily
B. pigmented
C. dark
D. vellus
D. vellus
Long, soft hair found on the scalp, legs arms and bodies of males and females is:
A. average
B. scabies
C. terminal
D. vellum
C. terminal
The phases of hair growth are anagen, catagen and:
A. telogen
B. melanin
C. repeated
D. carbuncle
A. telogen
The average growth of healthy scalp hair is:
A. one half inch per week
B. on half inch per year
C. three quarters of an inch per month
D. one inch per month
D. one inch per month
The final or resting phase in the hair growth cycle is:
A. broken stage
B. telogen stage
C. anagen stage
D. hypertrichosis stage
B. telogen stage
In general, the cross sections of curly hair can be:
A. oval
B. triangular
C. even
D. square
A. oval
The term used to identify abnormal hair loss is:
A. androgenic
B. alopecia
C. areata
D. genetic
B. alopecia
The sudden falling out of hair in round patches or baldness in spots is called:
A. terminal hair
B. hypertrichosis
C. alopecia areata
D. alopecia androgenic
C. alopecia areata
Two products approved by the FDA to stimulate hair growth and allowed for sale in the United States are:
A. minoxidil and finasteride
B. tinea medication
C. conditioning and rogaine
D. finasteride and antiseptics
A. minoxidil and finasteride
The technical term used to describe gray hair is:
A. albinos
B. acquired
C. alopecia
D. canities
D. canities
A variety of canities, characterized by alternating bands of gray and pigmented hair, is:
A. ringed hair
B. alopecia areata
C. hypertrichosis
D. trichoptilosis
A. ringed hair
A condition of abnormal hair growth on areas of the body is:
A. trichorrhexis
B. hyperactive
C. hypertrichosis
D. electrolysis
C. hypertrichosis
Trichorrhexis nodosa is characterized by brittleness of the hair and the formation of:
A. swellings along the hair shaft
B. split ends along the hair shaft
C. lubricated dry ends
D. alternating bands of color
A. swellings along the hair shaft
Technical term used to describe beaded hair is:
A. monilethrix
B. monoglycerine
C. finasteride
D. fragile
A. monilethrix
The medical term for dandruff is:
A. scapular
B. seborrheic
C. tinea
D. alopecia
C. tinea
The type of fungal infection characterized by red papules at the opening of the hair follicles is:
A. tinea capitis
B. pediculosis
C. steatoides
D. pityriasis
A. tinea capitis
A highly contagious skin disease caused by a mite parasite is:
A. scabies
B. capitis
C. infestation
D. furuncles
A. scabies
An acute localized bacterial infection of the hair follicle that produces constant pain is:
A. a furuncle
B. scabies
C. pediculosis
D. carbuncle
A. a furuncle
An inflammation of the subcutaneous tissue caused by staphylococci is:
A. a carbuncle
B. pediculosis
C. anagen
D. alopecia
A. a carbuncle
The spread of diseases can be prevented by practicing approved:
A. healthy diet and exercise
B. sanitation and disinfection procedures
C. various options
D. hair analysis procedures
B. sanitation and disinfection procedures
The growth phase where new hair is produced is:
A. transition
B. telogen
C. anagen
D. regular
anagen
The medical term used used to describe a fungal organism characterized by itching, scales and painful circular lesions is:
A. scapular
B. seborrheic
C. tinea
D. alopecia
tinea
